Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 779 [Rate centres in NPA 779] [Dial plan for NPA 779]

NXX: 294

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-294 A Harding IL CHCGIL24XMD  495J STRATUS NETWORKS 358      
779-294 0 Harding IL CHCGILWUJMD  073H TELNYX LLC 358   2020-12-31   
779-294 1 Harding IL CHCGIL24XMD  495J STRATUS NETWORKS 358   2020-10-31   
779-294 2 Harding IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-02-12   
779-294 3 Harding IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-02-12   
779-294 4 Harding IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-02-12   
779-294 6 Harding IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2022-02-06   
779-294 7 Harding IL CHCGILCLXOX  516C AT&T CORP. 358   2024-08-12   
779-294 8 Harding IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-04-20   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.